3 medium to large basil leaves, rolled and cut into thin strips
3 tablespoons rhubarb purée
1 1/2 ounces vodka
Put the basil in the bottom of a glass and press with the back of a spoon to bruise slightly. Add the rhubarb purée and stir. Add vodka and ice cubes and top with club soda. Garnish with a basil leaf.